Secure Mobile Access (SMA)
CVE-2024-40763: Heap-based buffer overflow in SMA100
Heap-based buffer overflow vulnerability in the SonicWall SMA100 SSLVPN due to the use of strcpy.
Published
ExploitedNot in CISA KEV
Ransomware useNot reportedPer CISA
SeverityHIGHCVSS 3.1 7.5
EPSS0.94%Chance of exploitation in 30 days
Public exploitNot tracked
FixSee advisory
Automatic summary from the vendor's CVE record. We haven't written a full analysis of this vulnerability yet.
Affected and fixed versions
| Product / branch | Fixed in |
|---|---|
| SMA100 (Linux) 10.2 | See the advisory |
Always confirm against the vendor advisory, which lists every fixed hotfix.
What it is
Heap-based buffer overflow vulnerability in the SonicWall SMA100 SSLVPN due to the use of strcpy. This allows remote authenticated attackers to cause Heap-based buffer overflow and potentially lead to code execution.
Sources
KEV status, EPSS score and vendor data refreshed automatically, last on 13 Oct 2026.